Knight wrote: >foarte interesant ar fi sa te loghezi daca pica mailu >si serveru e in alta tara :) > > > > Si ce eu am zis ca e o varianta perfecta si infailibila? Eu am scris ca este o varianta posibila, nu am dat de inteles ca e cea mai BUNA! De ce unii inteleg altceva .....!? Si ce nu se poate face in acelasi script o comanda care sa verifice daca severul de mail a picat(daca a picat pornesc ssh-ul)?
NOTA: nu este o varianta perfecta! ,Iulian PS. si daca ia foc SERVERUL .......? >Iulian wrote: > > >> Poate ar fi bine(daca nu ai deja) sa nu permiti conectare pe root >>prin ssh, ci printr-un user obisnuit >>, si de acolo faci su root. In felul asta probabilitatea de a chiti 2 >>parole si un user e f. mica(ca user obisnuit poti sa pui ceva lung, greu >>de nimerit, ex.: mama_lor_de_CRACKERI)! O alata posibilitate este sa >>pornesti ssh-ul pe baza de e-mail. Faci un script care se executa din 5 >>in 5 minute si cauta un anumit string stiut de tine in mail-le primite. >>Daca gaseste, at. porneste ssh-ul! >> >> ,Iulian >> >>[EMAIL PROTECTED] wrote: >> >> >> >> >>>Din timp in timp imi apar prin loguri chestii de genul: >>> >>>Apr 27 23:56:08 grinch sshd[1129]: Illegal user test from 211.61.205.123 >>>Apr 27 23:56:08 grinch sshd[1129]: error: Could not get shadow information >>>for NOUSER >>>Apr 27 23:56:08 grinch sshd[1129]: Failed password for illegal user test >>> >>> >>>from 211.61.205.123 port 53376 ssh2 >> >> >> >>>Apr 27 23:56:15 grinch sshd[1131]: Illegal user guest from 211.61.205.123 >>>Apr 27 23:56:15 grinch sshd[1131]: error: Could not get shadow information >>>for NOUSER >>>Apr 27 23:56:15 grinch sshd[1131]: Failed password for illegal user guest >>> >>> >>>from 211.61.205.123 port 53552 ssh2 >> >> >> >>>Apr 27 23:56:21 grinch sshd[1133]: Illegal user admin from 211.61.205.123 >>>Apr 27 23:56:21 grinch sshd[1133]: error: Could not get shadow information >>>for NOUSER >>>Apr 27 23:56:21 grinch sshd[1133]: Failed password for illegal user admin >>> >>> >>>from 211.61.205.123 port 53716 ssh2 >> >> >> >>>Apr 27 23:56:26 grinch sshd[1135]: Illegal user admin from 211.61.205.123 >>>Apr 27 23:56:26 grinch sshd[1135]: error: Could not get shadow information >>>for NOUSER >>>Apr 27 23:56:26 grinch sshd[1135]: Failed password for illegal user admin >>> >>> >>>from 211.61.205.123 port 53862 ssh2 >> >> >> >>>Apr 27 23:56:32 grinch sshd[1137]: Illegal user user from 211.61.205.123 >>>Apr 27 23:56:32 grinch sshd[1137]: error: Could not get shadow information >>>for NOUSER >>>Apr 27 23:56:32 grinch sshd[1137]: Failed password for illegal user user >>> >>> >>>from 211.61.205.123 port 53979 ssh2 >> >> >> >>>Apr 27 23:56:39 grinch sshd[1139]: Failed password for root from >>>211.61.205.123 port 54129 ssh2 >>>Apr 27 23:56:44 grinch sshd[1141]: Failed password for root from >>>211.61.205.123 port 54270 ssh2 >>>Apr 27 23:56:53 grinch sshd[1143]: Failed password for root from >>>211.61.205.123 port 54395 ssh2 >>> >>>E ceva exploit de ssh ? Sau individul spera sa gaseasca un cont fara >>>parola ? >>> >>>-- >>>? >>> >>> >>> >>>--- >>>Detalii despre listele noastre de mail: http://www.lug.ro/ >>> >>> >>> >>> >>> >>> >>> >> >>--- >>Detalii despre listele noastre de mail: http://www.lug.ro/ >> >> >> >> >> > >--- >Detalii despre listele noastre de mail: http://www.lug.ro/ > > > > > --- Detalii despre listele noastre de mail: http://www.lug.ro/
